The invention patent "flange components, connecting flanges and their assembly methods" applied by Inner Mongolia Jinhai New Energy Technology Co., Ltd. in the United States has been authorized by the United States. This patent was accepted in November 2009 and lasted for 4 years. It was granted in September 2012 with US patent number 12/524319 (China PCT/CN2006/071012). International patent applications, also known as PCT. If an invention or creation is to be protected by a patent in another country, it must be applied for in the country or region where it is intended to be protected. The right to grant a patent belongs to the patent management department of that country.

Reproduction http://www.mofcom.gov.cn/article/difang/im/201302/20130200031077.shtml Ministry of Commerce of the People's Republic of China

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